Pith Number

pith:C7FM4VNC

pith:2008:C7FM4VNCSQ2KERP2ZKAXV5BZF5

not attested not anchored not stored refs pending

Intrinsic properties of quantum systems

J. Tolar, P. Hajicek

arxiv:0806.4437 v4 · 2008-06-27 · quant-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{C7FM4VNCSQ2KERP2ZKAXV5BZF5}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T04:27:27.252159Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

17cace55a29434a245faca817af4392f5fad021af29c6b53950d9da66052c1bc

Aliases

arxiv: 0806.4437 · arxiv_version: 0806.4437v4 · doi: 10.48550/arxiv.0806.4437 · pith_short_12: C7FM4VNCSQ2K · pith_short_16: C7FM4VNCSQ2KERP2 · pith_short_8: C7FM4VNC

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/C7FM4VNCSQ2KERP2ZKAXV5BZF5 \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 17cace55a29434a245faca817af4392f5fad021af29c6b53950d9da66052c1bc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fd368112d8cff93c7f23fc1f6715fba3118684114b0294d927a99be06de885bf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2008-06-27T07:11:46Z",
    "title_canon_sha256": "a913045a0ac93f7d2dfe4313a739732fd98caa2a6fa268d23de06b5d50d2acfd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0806.4437",
    "kind": "arxiv",
    "version": 4
  }
}